Description of MAX7219 Dot Matrix Display Module 32X8 This dot matrix module contains 4 separate modules, each with its own MAX7219 driver and dot matrix display. These 'separate' modules are connected to each other and can be controlled together with only 3 data lines. This module has 4 x 8 x 8 = 256 individually controllable LEDs available and has the dimensions of 128 x 32 x 14 mm. Color: Red
